Analysis
- user interaction
yes - max time kernel
339s - max time network
344s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
19/08/2026, 14:07
Errors
General
- Target Garrys Mod Crack.exe
- Size 203KB
- Sample260819-rfalnsck91
- SHA256 a9e834b8511fcb724f2f3f3bddeccc6c0cd65a5b9b56562d9365202baeee838f
Malware Config
Extracted
-
nanocore
-
1.2.2.0
-
176.177.164.120:31337
-
127.0.0.1:31337
-
c2813712-6b49-4109-b888-072b5a478429
-
activate_away_mode
true
-
backup_connection_host
127.0.0.1
-
backup_dns_server
8.8.4.4
-
buffer_size
65544
-
build_time
2026-05-31T15:47:27.062801636Z
-
bypass_user_account_control
false
-
bypass_user_account_control_data
PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTE2Ij8+DQo8VGFzayB2ZXJzaW9uPSIxLjIiIHhtbG5zPSJodHRwOi8vc2NoZW1hcy5taWNyb3NvZnQuY29tL3dpbmRvd3MvMjAwNC8wMi9taXQvdGFzayI+DQogIDxSZWdpc3RyYXRpb25JbmZvIC8+DQogIDxUcmlnZ2VycyAvPg0KICA8UHJpbmNpcGFscz4NCiAgICA8UHJpbmNpcGFsIGlkPSJBdXRob3IiPg0KICAgICAgPExvZ29uVHlwZT5JbnRlcmFjdGl2ZVRva2VuPC9Mb2dvblR5cGU+DQogICAgICA8UnVuTGV2ZWw+SGlnaGVzdEF2YWlsYWJsZTwvUnVuTGV2ZWw+DQogICAgPC9QcmluY2lwYWw+DQogIDwvUHJpbmNpcGFscz4NCiAgPFNldHRpbmdzPg0KICAgIDxNdWx0aXBsZUluc3RhbmNlc1BvbGljeT5QYXJhbGxlbDwvTXVsdGlwbGVJbnN0YW5jZXNQb2xpY3k+DQogICAgPERpc2FsbG93U3RhcnRJZk9uQmF0dGVyaWVzPmZhbHNlPC9EaXNhbGxvd1N0YXJ0SWZPbkJhdHRlcmllcz4NCiAgICA8U3RvcElmR29pbmdPbkJhdHRlcmllcz5mYWxzZTwvU3RvcElmR29pbmdPbkJhdHRlcmllcz4NCiAgICA8QWxsb3dIYXJkVGVybWluYXRlPnRydWU8L0FsbG93SGFyZFRlcm1pbmF0ZT4NCiAgICA8U3RhcnRXaGVuQXZhaWxhYmxlPmZhbHNlPC9TdGFydFdoZW5BdmFpbGFibGU+DQogICAgPFJ1bk9ubHlJZk5ldHdvcmtBdmFpbGFibGU+ZmFsc2U8L1J1bk9ubHlJZk5ldHdvcmtBdmFpbGFibGU+DQogICAgPElkbGVTZXR0aW5ncz4NCiAgICAgIDxTdG9wT25JZGxlRW5kPmZhbHNlPC9TdG9wT25JZGxlRW5kPg0KICAgICAgPFJlc3RhcnRPbklkbGU+ZmFsc2U8L1Jlc3RhcnRPbklkbGU+DQogICAgPC9JZGxlU2V0dGluZ3M+DQogICAgPEFsbG93U3RhcnRPbkRlbWFuZD50cnVlPC9BbGxvd1N0YXJ0T25EZW1hbmQ+DQogICAgPEVuYWJsZWQ+dHJ1ZTwvRW5hYmxlZD4NCiAgICA8SGlkZGVuPmZhbHNlPC9IaWRkZW4+DQogICAgPFJ1bk9ubHlJZklkbGU+ZmFsc2U8L1J1bk9ubHlJZklkbGU+DQogICAgPFdha2VUb1J1bj5mYWxzZTwvV2FrZVRvUnVuPg0KICAgIDxFeGVjdXRpb25UaW1lTGltaXQ+UFQwUzwvRXhlY3V0aW9uVGltZUxpbWl0Pg0KICAgIDxQcmlvcml0eT40PC9Qcmlvcml0eT4NCiAgPC9TZXR0aW5ncz4NCiAgPEFjdGlvbnMgQ29udGV4dD0iQXV0aG9yIj4NCiAgICA8RXhlYz4NCiAgICAgIDxDb21tYW5kPiIjRVhFQ1VUQUJMRVBBVEgiPC9Db21tYW5kPg0KICAgICAgPEFyZ3VtZW50cz4kKEFyZzApPC9Bcmd1bWVudHM+DQogICAgPC9FeGVjPg0KICA8L0FjdGlvbnM+DQo8L1Rhc2s+
-
clear_access_control
true
-
clear_zone_identifier
false
-
connect_delay
500
-
connection_port
31337
-
default_group
Default
-
enable_debug_mode
true
-
gc_threshold
1.0485757e+07
-
keep_alive_timeout
30000
-
keyboard_logging
false
-
lan_timeout
2500
-
max_packet_size
1.048576e+07
-
mutex
c2813712-6b49-4109-b888-072b5a478429
-
mutex_timeout
5030
-
prevent_system_sleep
false
-
primary_connection_host
176.177.164.120
-
primary_dns_server
8.8.8.8
-
request_elevation
false
-
restart_delay
500
-
run_delay
0
-
run_on_startup
false
-
set_critical_process
true
-
timeout_interval
500
-
use_custom_dns_server
false
-
version
1.2.2.0
-
wan_timeout
8012
Signatures
- Family: NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
- Executes dropped EXE 1 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Checks whether UAC is enabled 1 TTPs 1 IoCs
- Drops file in Program Files directory 1 IoCs
- System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Modifies data under HKEY_USERS 4 IoCs
- Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 9 IoCs
- Suspicious use of FindShellTrayWindow 31 IoCs
- Suspicious use of SendNotifyMessage 31 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Garrys Mod Crack.exe"C:\Users\Admin\AppData\Local\Temp\Garrys Mod Crack.exe"1⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "UPNP Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp6B43.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
-
C:\Windows\SysWOW64\schtasks.exe"schtasks.exe" /create /f /tn "UPNP Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp6CDA.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
-
C:\Users\Admin\AppData\Local\Temp\Garrys Mod Crack.exe"C:\Users\Admin\AppData\Local\Temp\Garrys Mod Crack.exe"1⤵
- System Location Discovery: System Language Discovery
-
C:\Program Files (x86)\UPNP Subsystem\upnpss.exe"C:\Program Files (x86)\UPNP Subsystem\upnpss.exe"1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k GPSvcGroup1⤵
-
C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x00000000000004EC 0x00000000000004E01⤵
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\system32\taskmgr.exe"C:\Windows\system32\taskmgr.exe" /01⤵
- Checks SCSI registry key(s)
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
-
C:\Windows\system32\LogonUI.exe"LogonUI.exe" /flags:0x4 /state0:0xa39f6855 /state1:0x41c64e6d1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k CameraMonitor1⤵
Network
MITRE ATT&CK Enterprise v16
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
upnpss.exe
tmp6B43.tmp
tmp6CDA.tmp
CheckpointRead.xlsx
ConnectBlock.xlsx
GrantFormat.xlsb
InvokePublish.M2TS
OpenPing.aif
RegisterCompress.edrwx
ResolveRequest.dotx
UnprotectBlock.ps1
Google Chrome.lnk
memory/1944-9-0x0000000074DB0000-0x00000000753D1000-memory.dmp
memory/1944-20-0x0000000074DB0000-0x00000000753D1000-memory.dmp
memory/1944-10-0x0000000074DB0000-0x00000000753D1000-memory.dmp
memory/2772-36-0x0000026D64180000-0x0000026D64181000-memory.dmp
memory/2772-34-0x0000026D64180000-0x0000026D64181000-memory.dmp
memory/2772-45-0x0000026D64180000-0x0000026D64181000-memory.dmp
memory/2772-44-0x0000026D64180000-0x0000026D64181000-memory.dmp
memory/2772-43-0x0000026D64180000-0x0000026D64181000-memory.dmp
memory/2772-42-0x0000026D64180000-0x0000026D64181000-memory.dmp
memory/2772-41-0x0000026D64180000-0x0000026D64181000-memory.dmp
memory/2772-40-0x0000026D64180000-0x0000026D64181000-memory.dmp
memory/4500-24-0x0000000074DB0000-0x00000000753D1000-memory.dmp
memory/4500-0-0x0000000001610000-0x0000000001620000-memory.dmp
memory/4500-22-0x0000000074DB0000-0x00000000753D1000-memory.dmp
memory/4500-19-0x0000000074DB0000-0x00000000753D1000-memory.dmp
memory/4500-18-0x0000000074DB2000-0x0000000074DB4000-memory.dmp
memory/4500-17-0x0000000001610000-0x0000000001620000-memory.dmp
memory/4500-3-0x0000000074DB0000-0x00000000753D1000-memory.dmp
memory/4500-1-0x0000000074DB2000-0x0000000074DB4000-memory.dmp
memory/4500-60-0x0000000074DB0000-0x00000000753D1000-memory.dmp
memory/4896-21-0x0000000074DB0000-0x00000000753D1000-memory.dmp
memory/4896-13-0x0000000074DB0000-0x00000000753D1000-memory.dmp
memory/4896-12-0x0000000074DB0000-0x00000000753D1000-memory.dmp